Zobrazeno 1 - 10
of 18
pro vyhledávání: '"J. Fred Kolhouse"'
Publikováno v:
Journal of Chromatography A. 862:161-168
The oxidation and reduction of glutathione and oxidized glutathione were studied in real time by liquid chromatography-mass spectrometry during exposure to hydrogen peroxide and mercaptoethanol. By mass spectrometry mixed disulfides and both reversib
Publikováno v:
Analytical Chemistry. 66:345-350
Recent reports have suggested that ascorbic acid protects low-density lipoprotein from peroxide-induced oxidation, but does not protect and may actually function as a prooxidant in the presence of cupric ions. However, dehydroascorbic acid, (the firs
Publikováno v:
The Journal of Nutritional Biochemistry. 5:28-38
Methionine is an essential amino acid that is also converted to S-adenosylmethionine, which is used by methyltransferases that methylate DNA, RNA, protein, lipid, etc., and form S-adenosylhomocysteine that is hydrolyzed to adenosine and homocysteine.
Autor:
John C. Deutsch, J. Fred Kolhouse
Publikováno v:
Analytical Chemistry. 65:321-326
The tert-butyldlmethylsllyl derivatives of ascorbic acid and dehydroascorbic acid were characterized by gas chromatography-mass spectrometry, and an isotope dilution assay for ascorbate and dehydroascorbate was developed using [13C6]ascorbic acid and
Autor:
John C. Deutsch, J. Fred Kolhouse
Publikováno v:
Supportive Care in Cancer. 12
Cancer-associated anorexia/cachexia syndrome (CACS) is common in advanced gastrointestinal malignancies and felt to be due primarily to cytokine-induced appetite suppression. Therapy with an appetite stimulant (megesterol acetate) is commonly employe
Publikováno v:
American Journal of Hematology. 64:71-72
In a double-blinded placebo-controlled trial of folic acid supplementation in 82 alcoholic subjects, it was found that whole blood folate levels, determined by a mass spectrometric method, do not increase in subjects whose baseline folate levels are
Publikováno v:
Blood. 114:3404-3404
Abstract 3404 Poster Board III-292 Long-term survival and disease control following autotransplant have been known to be poor in symptomatic MM patients who were in relapse prior to transplant, had adverse cytogenetic abnormalities (CA) or high LDH (
Autor:
Mark A. Lovell, J. Fred Kolhouse, John Ryder, Karen Swisshelm, Qi Wei, William A. Robinson, Han Myint, Choon Kee Lee
Publikováno v:
Blood. 114:1807-1807
Abstract 1807 Poster Board I-833 In the study, we sought to determine the role of serial monitoring of immunoglobulin heavy chain monoclonality by IGH-GR tests in symptomatic MM patients who have been uniformly treated with induction chemotherapy, au
Publikováno v:
Blood. 114:4870-4870
Abstract 4870 It is well recognized that there is a period of transient mono- or oligo-clonal predominance of certain classes of immunoglobulins (Ig) following blood stem cell transplant due to limited repertoire of regenerating B lymphocytes. The ph
Publikováno v:
Analytical Biochemistry. 125:253-258
High-pressure liquid chromatography has been used to separate, identify, and quantitate 37 different cyanocobalamin analogs, including the most commonly occurring analogs that result from bacterial synthesis. This technique has also been used to simu